Place 1 cake layer on cake plate; spread with 1 cup frosting. Top with second cake layer; spread with 1 cup frosting. Top with third cake layer. Spread top and side of cake with remaining frosting. Refrigerate cake if not serving right away.

To serve, garnish plate with maraschino cherries and lemon leaves.

RICH CHOCOLATE FROSTING: In large bowl, with mixer at low speed, confectioners' sugar, unsweetened cocoa, margarine or butter, milk, vanilla extract, and salt until blended. Increase speed to high; beat until frosting is light and fluffy and an easy spreading consistency.